ul,ol,p{
    margin: 1.6rem 0 1.6rem 0;
}
.activity-header{
    height: 100vh;
    color: #FFFFFF;
    background: url("../img/bg.jpg");
    background-size: 100% 100%;
}
.activity-title{
    margin-top: 10%;
    font-size: 3.4rem;
    font-weight: 200;
}
.activity-describe{
    font-size: 2rem;
    line-height: 1;
    font-weight: 100;
    margin: 2rem 0;
}
.am-btn{
    margin: 3rem 5rem 0 5rem;
}
.am-btn-default{
    background: none;
    color: #FFFFFF;
}
.activity-content{
    padding-top: 10rem;
    padding-bottom: 10rem;
    border-bottom: 1px #dddddd solid;
}
.am-article-hd{
    margin-bottom: 50px;
}
.am-article-bd img{
    display: inline-block;
}

@media only screen and (max-width: 640px){
    .activity-header{
        /*height: 100%;*/
        height: 100vh;
        color: #666666;
        background: none;
        border-bottom: 1px #dddddd solid;
    }
    .am-btn-default{
        background: none;
        color: #666666;
    }
}


footer{
    background: #eeeeee;
    padding: 10px 0;
    text-align: center;
}
